Gonatopus is a genus of solitary wasps of the family Dryinidae, sometimes called hump-backed pincer wasps. The wingless females have large scissor-like appendages at the tips of the front legs which are used to catch the leafhopper nymphs which act as hosts to the larvae of these wasps. The larva consumes the leafhopper nymph from the inside. An indication that a leafhopper is hosting a grub is a cyst of accumulated shed integuments which surround and protect the growing wasp larva.
Species
The following list is a list of the species included within the genus Gonatopus found in Europe: A new species Gonatopus jacki was described from Florida, USA in 2018.
- Gonatopus albolineatus <small>Kieffer, 1904</small>
- Gonatopus albosignatus <small>Kieffer, 1904</small>
- Gonatopus ater <small>Olmi, 1984</small>
- Gonatopus atlanticus <small>Olmi, 1984</small>
- Gonatopus audax <small>(Olmi, 1984)</small>
- Gonatopus azorensis <small>(Olmi, 1989)</small>
- Gonatopus baeticus <small>(Ceballos, 1927)</small>
- Gonatopus bicolor <small>(Haliday, 1828)</small>
- Gonatopus bilineatus <small>Kieffer, 1904</small>
- Gonatopus blascoi <small>Olmi 1995</small>
- Gonatopus brunneicollis <small>(Richards, 1972)</small>
- Gonatopus camelinus <small>Kieffer, 1904</small>
- Gonatopus canariensis <small>(Olmi, 1984)</small>
- Gonatopus chersonesius <small>Ponomarenko, 1970</small>
- Gonatopus clavipes <small>(Thunberg 1827)</small>
- Gonatopus distinctus <small>Kieffer, 1906</small>
- Gonatopus distinguendus <small>Kieffer, 1905</small>
- Gonatopus doderoi <small>(Olmi & Currado, 1974)</small>
- Gonatopus dromedarius <small>(Costa, 1882)</small>
- Gonatopus europaeus <small>(Olmi, 1986)</small>
- Gonatopus felix <small>(Olmi, 1984)</small>
- Gonatopus focarilei <small>(Olmi, 1984)</small>
- Gonatopus formicarius <small>Ljungh, 1810</small>
- Gonatopus formicicolus <small>(Richards, 1939)</small>
- Gonatopus fortunatus <small>Olmi, 1993</small>
- Gonatopus graecus <small>Olmi, 1984</small>
- Gonatopus helleni <small>(Raatikainen, 1961)</small>
- Gonatopus horvathi <small>Kieffer, 1906</small>
- Gonatopus kenitrensis <small>Olmi, 1990</small>
- Gonatopus lindbergi <small>Hellen, 1930</small>
- Gonatopus longicollis <small>(Kieffer, 1905)</small>
- Gonatopus lunatus <small>Klug, 1810</small>
- Gonatopus lycius <small>Olmi, 1989</small>
- Gonatopus mediterraneus <small>Olmi, 1990</small>
- Gonatopus nearcticus <small>(Fenton, 1927)</small>
- Gonatopus pallidus <small>(Ceballos, 1927)</small>
- Gonatopus pedestris <small>Dalman, 1818</small>
- Gonatopus planiceps <small>Kieffer, 1904</small>
- Gonatopus plumbeus <small>Olmi, 1984</small>
- Gonatopus popovi <small>Ponomarenko, 1965</small>
- Gonatopus pulicarius <small>Klug, 1810</small>
- Gonatopus rosellae <small>(Currado & Olmi, 1974)</small>
- Gonatopus solidus <small>(Haupt, 1938)</small>
- Gonatopus spectrum <small>(Snellen van Vollenhoven, 1874)</small>
- Gonatopus striatus <small>Kieffer, 1905</small>
- Gonatopus subtilis <small>Olmi, 1984</small>
- Gonatopus tenerifei <small>Olmi, 1984</small>
- Gonatopus tussaci <small>(Olmi, 1989)</small>
- Gonatopus unilineatus <small>Kieffer, 1904</small>
- Gonatopus vistosus <small>Olmi, 1984</small>
References